1950406 has 8 divisors (see below), whose sum is σ = 2988000. Its totient is φ = 954408.

The previous prime is 1950401. The next prime is 1950409. The reversal of 1950406 is 6040591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1950401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10281 + ... + 10468.

It is an arithmetic number, because the mean of its divisors is an integer number (373500).

2^1950406 is an apocalyptic number.

1950406 is a deficient number, since it is larger than the sum of its proper divisors (1037594).

1950406 is a wasteful number, since it uses less digits than its factorization.

1950406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20798.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1950406 is about 1396.5693681303. The cubic root of 1950406 is about 124.9419677289.

Adding to 1950406 its reverse (6040591), we get a palindrome (7990997).

The spelling of 1950406 in words is "one million, nine hundred fifty thousand, four hundred six".